[RFC] vim-patch:7.4.290

Merging vim-patch:7.4.290
Problem:    A non-greedy match followed by a branch is too greedy. (Ingo
            Karkat)
Solution:   Add NFA_MATCH when it is already in the state list if the position
            differs.

https://code.google.com/p/vim/source/detail?r=b871734bf54ea185dbd2cc759d86dbfbe21cde26